Johnson said there was "never any outline or treatment or anything" for the remainder of the films, though he did note that the ideas he had were "all very conceptual" without further elaboration. Lucasfilm first announced the planned trilogy in November 2017, a month before The Last Jedi 's theatrical release.

The Last Jedi,' revealed that his planned 'Star Wars' trilogy was shelved due to the success of 'Knives Out.' Johnson shifted his focus to murder mysteries after developing initial ideas with Kathleen Kennedy.

Director Rian Johnson explains why his much-anticipated 'Star Wars' trilogy was shelved. Following the success of 'Knives Out,' Johnson's focus shifted to murder mysteries, leaving the space opera project undeveloped.